ATLAS / Macro Radar / Reporting / BIIB

BIOGEN INC. (BIIB) reporting calendar

BIOGEN INC. files periodic reports with the SEC as BIIB on Nasdaq. Atlas tracks 48 filed reports for this issuer, each linked to its original EDGAR accession.

Next window
24 Jul 2026 – 7 Aug 2026
Latest report
10-Q
Period ended
31 Mar 2026
Filed
29 Apr 2026
Reports on record
48

How this window is derived. Derived from this issuer's own filing history: 9 periods at a median 91-day cadence, filed a median 31 days after period end. The SEC does not publish forward reporting dates and Atlas does not estimate one.

Open BIIB market profile Latest filing on SEC EDGAR ↗ Biological Products, (No Diagnostic Substances) reporting datesAll Nasdaq reporting dates

Filed periodic reports

FormPeriod endedFiledLagSEC accession
10-Q31 Mar 202629 Apr 202629 days0000875045-26-000045
10-K31 Dec 20256 Feb 202637 days0000875045-26-000013
10-Q30 Sep 202530 Oct 202530 days0000875045-25-000049
10-Q30 Jun 202531 Jul 202531 days0000875045-25-000033
10-Q31 Mar 20251 May 202531 days0000875045-25-000018
10-K31 Dec 202412 Feb 202543 days0000875045-25-000009
10-Q30 Sep 202430 Oct 202430 days0000875045-24-000032
10-Q30 Jun 20241 Aug 202432 days0000875045-24-000025
10-Q31 Mar 202424 Apr 202424 days0000875045-24-000016
10-K31 Dec 202314 Feb 202445 days0000875045-24-000009
10-Q30 Sep 20238 Nov 202339 days0000875045-23-000038
10-Q30 Jun 202325 Jul 202325 days0000875045-23-000030
10-Q31 Mar 202325 Apr 202325 days0000875045-23-000016
10-K31 Dec 202215 Feb 202346 days0000875045-23-000009
10-Q30 Sep 202225 Oct 202225 days0000875045-22-000031
10-Q30 Jun 202220 Jul 202220 days0000875045-22-000025
10-Q31 Mar 20223 May 202233 days0000875045-22-000016
10-K31 Dec 20213 Feb 202234 days0000875045-22-000007
10-Q30 Sep 202120 Oct 202120 days0000875045-21-000052
10-Q30 Jun 202122 Jul 202122 days0000875045-21-000044
10-Q31 Mar 202122 Apr 202122 days0000875045-21-000028
10-K31 Dec 20203 Feb 202134 days0000875045-21-000010
10-Q30 Sep 202021 Oct 202021 days0000875045-20-000036
10-Q30 Jun 202022 Jul 202022 days0000875045-20-000022
10-Q31 Mar 202023 Apr 202023 days0000875045-20-000011
10-K31 Dec 20196 Feb 202037 days0000875045-20-000005
10-Q30 Sep 201922 Oct 201922 days0000875045-19-000041
10-Q30 Jun 201924 Jul 201924 days0000875045-19-000029
10-Q31 Mar 201924 Apr 201924 days0000875045-19-000017
10-K31 Dec 20186 Feb 201937 days0000875045-19-000006
10-Q30 Sep 201823 Oct 201823 days0000875045-18-000032
10-Q30 Jun 201824 Jul 201824 days0000875045-18-000019
10-Q31 Mar 201824 Apr 201824 days0000875045-18-000010
10-K31 Dec 20171 Feb 201832 days0000875045-18-000005
10-Q30 Sep 201724 Oct 201724 days0000875045-17-000029
10-Q30 Jun 201725 Jul 201725 days0000875045-17-000024
10-Q31 Mar 201725 Apr 201725 days0000875045-17-000017
10-K31 Dec 20162 Feb 201733 days0000875045-17-000009
10-Q30 Sep 201626 Oct 201626 days0000875045-16-000071
10-Q30 Jun 201621 Jul 201621 days0000875045-16-000065

Source: SEC EDGAR company submissions for CIK 0000875045. Atlas publishes filed facts only. The SEC does not publish forward reporting dates, so no announced future date is claimed here.